phpBugTracker 'index.php' SQL Injection Vulnerability

Summary
The host is running phpBugTracker and is prone to SQL Injection Vulnerability.
Impact
Successful exploitation will allow attacker to compromise the application, access or modify data, or exploit latent vulnerabilities in the underlying database. Impact Level: Application
Solution
No solution or patch was made available for at least one year since disclosure of this vulnerability. Likely none will be provided anymore. General solution options are to upgrade to a newer release, disable respective features, remove the product or replace the product by another one.
Insight
The flaw is due to error in 'index.php', it fails to sufficiently sanitize user-supplied data before using it in an SQL query.
Affected
phpBugTracker 1.0.3 and prior on all running platform.
References